#180B2C#180B2C

#180B2C is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.0% C 0.064 H 298.2°. Best body text is #FFFFFF at 18.70:1 contrast (WCAG AA passes).

Color values

HEX	#180B2C
RGB	rgb(24, 11, 44)
HSL	hsl(264, 60%, 11%)
HSV	hsv(264, 75%, 17%)
CMYK	cmyk(45.5%, 75%, 0%, 82.7%)
CIE-LAB	lab(5.56, 14.81, -19.30)
CIE-LCH	lch(5.56, 24.33, 307.50°)
OKLab	oklab(19.01% 0.0302 -0.0563)
OKLCH	oklch(19.01% 0.064 298.2)
XYZ	xyz(0.9509, 0.6154, 2.4511)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180B2C #1F2C0B

analogous

#0B0E2C #180B2C #280B2C

triadic

#180B2C #2C180B #0B2C18

tetradic

#180B2C #2C0B0E #1F2C0B #0B2C28

square

#180B2C #2C0B0E #1F2C0B #0B2C28

split-complementary

#180B2C #2C280B #0E2C0B

monochromatic

#0D0618 #0D0618 #180B2C #33175D #4D238E

Accessibility & contrast

On white

18.70

#180B2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#180B2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180B2C

18.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180B2C	#FFFFFF	#000000	##FFFFFF
##180B2C	1.00	18.70	1.12	18.70
#FFFFFF	18.70	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00122D

Deuteranopia (green-blind)

#02122B

Tritanopia (blue-blind)

#131219

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #180b2c;
/* rgb */ color: rgb(24, 11, 44);
/* oklch */ color: oklch(19.0% 0.064 298.2);

Tailwind

colors: {
  custom: {
    50: '#564b65',
    500: '#180b2c',
    950: '#000000',
  },
}

SCSS

$custom: #180b2c;
$custom-light: #564b65;
$custom-dark: #000000;

JSON

{
  "hex": "#180b2c",
  "rgb": {
    "r": 24,
    "g": 11,
    "b": 44
  },
  "hsl": {
    "h": 263.636,
    "s": 60,
    "l": 10.784
  },
  "oklch": {
    "l": 0.19014,
    "c": 0.06394,
    "h": 298.2
  },
  "luminance": 0.00615
}

Semantic roles & 50–950 ramp

primary

#180B2C

secondary

#50682B

accent

#E345A5

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030105

muted

#78777A

Preview Lab

Preview with #180B2C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →